Quang Ngọc Nguyễn

ORCID: 0000-0002-0941-7318
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About
Contact & Profiles
Research Areas
  • Caching and Content Delivery
  • Opportunistic and Delay-Tolerant Networks
  • Cooperative Communication and Network Coding
  • Advanced MIMO Systems Optimization
  • Advanced Wireless Communication Technologies
  • IoT and Edge/Fog Computing
  • Peer-to-Peer Network Technologies
  • Advanced Wireless Communication Techniques
  • Green IT and Sustainability
  • PAPR reduction in OFDM
  • Software-Defined Networks and 5G
  • Diamond and Carbon-based Materials Research
  • IoT Networks and Protocols
  • Radio Frequency Integrated Circuit Design
  • Telecommunications and Broadcasting Technologies
  • Antenna Design and Analysis
  • Semiconductor materials and devices
  • Vietnamese History and Culture Studies
  • Advancements in PLL and VCO Technologies
  • Millimeter-Wave Propagation and Modeling
  • Image and Video Quality Assessment
  • Advancements in Semiconductor Devices and Circuit Design
  • Optical Network Technologies
  • Blockchain Technology Applications and Security
  • Radar Systems and Signal Processing

Ho Chi Minh City University of Transport
2025

Waseda University
2015-2024

Vietnam Posts and Telecommunications Group (Vietnam)
2022-2024

Posts and Telecommunications Institute of Technology
2022-2024

Vietnam National University Ho Chi Minh City
2017-2024

ORCID
2021

Vietnam National University, Hanoi
2019

Ulsan National Institute of Science and Technology
2014-2018

University of Technology Malaysia
2017

Hanoi University of Science and Technology
2015-2017

Blockchain technology provides a data structure with inherent security properties that include cryptography, decentralization, and consensus, which ensure trust in transactions. It covers widely applicable usages, such as intelligent manufacturing, finance, the Internet of things (IoT), medicine health, many different areas, especially medical health privacy protection areas. Its natural attributes, contracts consensus mechanisms, have leading-edge advantages protecting confidentiality,...

10.3390/electronics12030546 article EN Electronics 2023-01-20

In the modern technological world, wireless communication has taken a massive leap from conventional system to new radio network. The novel concept of Fifth Generation (5G) cellular networks brings combination diversified set devices and machines with great improvement in unique way compared previous technologies. To broaden user's experience, 5G technology provides opportunity meet people's potential necessities for efficient communication. Specifically, researchers have designed network...

10.1109/access.2021.3073543 article EN cc-by IEEE Access 2021-01-01

The sixth generation (6G) mobile communication system is expected to meet the different service needs of modern scenarios. Heterogeneous networks (HetNets) have received a lot attention in recent years due their potential as novel structure for evolutionary networks. When compared homogeneous networks, HetNets provide more spatial spectrum reuse and higher quality (QoS). However, effective resource management (RM) solutions are essential prevent interference accomplish sharing mutual...

10.3390/electronics12030647 article EN Electronics 2023-01-28

With an extensive growth in user demand for high throughput, large capacity, and low latency, the ongoing deployment of Fifth-Generation (5G) systems is continuously exposing inherent limitations system, as compared with its original premises. Such are encouraging researchers worldwide to focus on next-generation 6G wireless systems, which expected address constraints. To meet above demands, future radio network architecture should be effectively designed utilize maximum spectrum capacity....

10.3390/electronics9091416 article EN Electronics 2020-09-01

Internet of Things (IoT) is proliferating in our real world, and it a promising technology that serves very comfortable service to the users. IoT's underlying connect central Cloud Computing (CC), which huge data center collecting generated by IoT devices, located different areas on demand. However, cloud computing lacks transmission because infrastructure limitations networks enormously decrease its performance. Therefore, new paradigm has been founded act as middleware between IoT, termed...

10.1109/access.2021.3081770 article EN cc-by IEEE Access 2021-01-01

The quantum leap in mobile data traffic and high density of wireless electronic devices, coupled with the advancements industrial radio monitoring autonomous systems, have created great challenges for smooth network operations. fifth-generation beyond (B5G) (also being referred to as sixth-generation (6G)) communication technologies, due their compatibility previous generations, are expected overcome these unparalleled challenges. Accompanied by traditional new techniques, massive multiple...

10.3390/electronics12010189 article EN Electronics 2022-12-30

Mobile Ad-hoc Network (MANETs) is a wireless network topology with mobile nodes and movable communication routes. In addition, the in MANETs are free to either join or leave network. Typically, routing multi-hop because of limited range nodes. Then, protocols have been developed for MANETs. Among them, energy-aware location-aided (EALAR) an efficient reactive MANET protocol that has recently obtained by integrating particle swarm optimization (PSO) mutation operation into conventional LAR...

10.3390/info11110529 article EN cc-by Information 2020-11-15

The Internet of Things (IoT) connects numerous sensor nodes and devices, resulting in an increase the bandwidth data rates. However, this has led to a surge data-hungry applications, which consume significant energy at battery-limited IoT nodes, causing rapid battery drainage. As result, it is imperative find reliable solution that reduces power consumption. A optimization model utilizing modified genetic algorithm proposed manage resources efficiently reduce high In model, each access point...

10.3390/electronics12081795 article EN Electronics 2023-04-10

This research proposes a novel wireless information-centric networking (ICN) architecture, namely, Context-Aware Green ICN Model (CAGIM), which can adapt the power consumption of network nodes to optimized values according associated link utilization. The adaption in is conducted through dynamically adjusting link-rate corresponding content popularity and traffic load reduce wasteful energy consumption. Moreover, we propose smart popularity-based caching strategy, called distinguished scheme...

10.1109/access.2018.2828462 article EN cc-by-nc-nd IEEE Access 2018-01-01

Direct pulp-capping, a vital pulp therapy, is used to protect and preserve vitality by applying biomaterial on the exposure site. Acemannan, polysaccharide extracted from Aloe vera, induces osteodentin-bridge formation cover site in vivo. We evaluated effect of acemannan sponges partial pulpotomized permanent teeth with caries or accident-induced (n = 50). After removing infected dentin inflamed tissue, were randomly divided into control (mineral trioxide aggregate (MTA) groups 25). The...

10.3390/pharmaceutics12070644 article EN cc-by Pharmaceutics 2020-07-08

This comprehensive article explores Massive MIMO (M-MIMO) design and its associated concepts, focusing on the seamless integration requirements for Beyond 5G (B5G) 6G networks. Addressing critical aspects such as RF chain reduction, pilot contamination, Cell-Free MIMO, security considerations, delves into intricacies of M-MIMO in evolving landscape B5G. Moreover, emerging concepts this include AI-enabled three-dimensional beamforming, reconfigurable intelligent surfaces, visible light...

10.20944/preprints202406.0197.v1 preprint EN 2024-06-04

Abstract Rising shipping emissions greatly affect greenhouse gas (GHG) levels, so precise fuel consumption forecasting is essential to reduce environmental effects. Precision forecasts using machine learning (ML) could offer sophisticated solutions that increase the efficiency and lower emissions. Indeed, five ML techniques, linear regression (LR), decision tree (DT), random forest (RF), XGBoost, AdaBoost, were used develop ship models in this study. It was found that, with an R² of 1, zero...

10.2478/pomr-2025-0008 article EN cc-by Polish Maritime Research 2025-03-01

This article proposes a novel chunk-based caching scheme known as the Progressive Popularity-Aware Caching Scheme (PPCS) to improve content availability and eliminate cache redundancy issue of Information-Centric Networking (ICN). Particularly, proposal considers both entire-object partial-progressive for popular non-popular objects, respectively. In case that is not enough, PPCS first caches initial chunks at edge node then progressively continues subsequent upstream Content Nodes (CNs)...

10.3390/s19030694 article EN cc-by Sensors 2019-02-08

Abstract Though the complementary power field effect transistors (FETs), e.g., metal–oxide–semiconductor-FETs (MOSFETs) based on wide bandgap materials, enable low switching losses and on-resistance, p-channel FETs are not feasible in any material other than diamond. In this paper, we propose first work to investigate impact of fixed positive surface charge density achieving normally-off controlling threshold voltage operation obtained two-dimensional hole gas (2DHG) hydrogen-terminated...

10.1038/s41598-022-05180-4 article EN cc-by Scientific Reports 2022-03-10

Information-Centric Networking (ICN) is a new Internet architecture design, which considered as the global-scale Future (FI) paradigm. Though ICN offers considerable benefits over existing IP-based architecture, its practical deployment in real life still has many challenges, especially case of high congestion and limited power sensor enabled-network for Things (IoT) era. In this paper, we propose smart control mechanism to diminish network rate, reduce consumptions, enhance performance at...

10.3390/s18092889 article EN cc-by Sensors 2018-08-31

The 5G network has been intensively investigated to realize the ongoing early deployment stage as an effort match exponential growth of number connected users and their increasing demands for high throughput, ba... | Find, read cite all research you need on Tech Science Press

10.32604/cmc.2021.017198 article EN Computers, materials & continua/Computers, materials & continua (Print) 2021-01-01

To address the energy-efficiency issue in Information-Centric Networking (ICN), this article proposes a novel Green ICN design, which adapts power consumption of network nodes to optimized utilization level proportionally. By learning over consumers' interactive data traffic pattern/behavior, we introduce new concept cross-layer adaption conducted through dynamically adjusting link rate corresponding content popularity reduce wasteful Content Routers (CRs). We also develop controlling policy...

10.1109/tnse.2022.3148146 article EN IEEE Transactions on Network Science and Engineering 2022-02-04

As technology advances, people are increasingly adopting IoT (Internet of Things) devices in smart cities. These equipped with sensors that connected everywhere, from energy infrastructure and transportation to telecommunications, health human services, waste management, public safety, more. People want access sensor data anytime everywhere make better decisions improve their lives. To achieve this, a integration model has been developed where multiple integrated under one gateway manage...

10.20944/preprints202406.0230.v1 preprint EN 2024-06-05

This comprehensive article explores the massive MIMO (M-MIMO) design and its associated concepts, focusing on seamless integration requirements for Beyond 5G (B5G) 6G networks. Addressing critical aspects such as RF chain reduction, pilot contamination, cell-free MIMO, security considerations, this delves into intricacies of M-MIMO in evolving landscape B5G. Moreover, emerging concepts include AI-enabled three-dimensional beamforming, reconfigurable intelligent surfaces, visible light...

10.3390/info15080442 article EN cc-by Information 2024-07-29
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